135217215

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{20441}}^1$

素因数の和:20469

約数の個数: 48

約数和(自身を含む): 279646560

約数和(自身を除く): 144429345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 20441, 61323, 102205, 143087, 183969, 306615, 429261, 551907, 715435, 919845, 1001609, 1287783, 2146305, 2759535, 3004827, 3863349, 5008045, 6438915, 9014481, 15024135, 19316745, 27043443, 45072405, 135217215]

約数ペア:

[(1, 135217215), (3, 45072405), (5, 27043443), (7, 19316745), (9, 15024135), (15, 9014481), (21, 6438915), (27, 5008045), (35, 3863349), (45, 3004827), (49, 2759535), (63, 2146305), (105, 1287783), (135, 1001609), (147, 919845), (189, 715435), (245, 551907), (315, 429261), (441, 306615), (735, 183969), (945, 143087), (1323, 102205), (2205, 61323), (6615, 20441)]